Tweaked version constraints

Author: GrahamCampbell

composer.json

@@ -17,15 +17,15 @@
         }
     ],
     "require": {
-        "php" : "^5.5.0|^7.0",
+        "php" : "^5.5|^7.0",
         "illuminate/support": "^5.1",
         "illuminate/http": "^5.1",
         "symfony/dom-crawler": "^2.7|^3.0",
         "symfony/css-selector": "^2.7|^3.0"
     },
     "require-dev": {
-        "phpunit/phpunit" : "4.*",
-        "scrutinizer/ocular": "~1.1"
+        "phpunit/phpunit" : "^4.0|5.0",
+        "scrutinizer/ocular": "^1.1"
     },
     "autoload": {
         "psr-4": {